Insulation Laminated Tube

insulation Laminated Tube,electrical,insulation,insulation tube
insulation Laminated Tube,electrical,insulation,insulation tube
insulation Laminated Tube,electrical,insulation,insulation tube
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1. Phenolic paper laminated tube 3520
This product has good mechanical and electrical properties. It can be used for motor and electrical equipment and also can be used in transformer oil.
insulation Phenolic paper  tube     Phenolic paper laminated tube

2. Phenolic cotton laminated tube 380/380A 
The product has higher radial tensile strength. It can be used as support structure and wear-resistance parts of seals or bears. 
insulation Phenolic cotton tube     Phenolic cotton laminated tube


3. EPGC21/22、355、356、SIGC21、BMIGC21
With good dielectric property and machinability, the product can be used as components of insulation structural of electrical equipment, and can also be made into coil insulation tube and insulation end coil of dry-type transformer.
Polyester imide laminated glass cloth tube     Silicone laminated glass tube

Technical Data
 
Standards GB/T 5132.1-2009 IEC61212-1:2006              
Chinese Name 3520 380 380A 3640/3641 355 356 3652 364
IEC PFCP22 PFCC21 PFCC24 EPGC21/22 - - SIGC21 BMIGC21
NEMA - - - - - - - -
Base Material Paper Cloth Fiber Glass Cloth
Resin Phenolic Epoxy Diphenyl Ether Polyetherimide Organic Silicone Polyamide-imide
Color Brown Yellow Dark Brown White White Dark Brown
Properties Unit Value
Density g/m³ 1.0-1.1 1.2-1.3 1.7-1.8 1.7-1.8 1.7-1.8 1.7-1.8 1.7-1.8
Vertical Bending Strength (normal) MPa ≥90 ≥138 ≥150 ≥70 ≥80 ≥80 ≥80 ≥80
Axial Compressive Strength MPa ≥60 ≥118 ≥118 ≥60 ≥70 ≥70 ≥70 ≥70
Parallel BreakdownVoltage
(90 ℃ transformer oil)
KV ≥25 - - ≥35 ≥25 ≥25 ≥25 ≥25
Vertical Electrical Strength (90 ℃ transformer oil) KV/mm ≥8 ≥3.5 ≥3.5 ≥6-14①
(wall thickness: 3.0mm  inner diameter: 20mm)
Dielectric Loss Factor(50Hz) - ≤0.03 - - ≤0.03 ≤0.03 ≤0.03 ≤0.03 ≤0.03
Water Absorption ≤8(3mm) ≤5(3mm) ≤4(3mm) ≤1 ≤1 ≤1 ≤1 ≤1
Temperature Index - 120 120 120 130/155 180 180 180 180

Product Specification
 
Product Specification 3520 380/380A 3640/3641 355 356 3652 364 360
PFCP22 PFCC21/24 EPGC21/22 - - SIGC21 BMIGC21 EPCF52
Min Wall Thickness(mm) 2.0  3.0 
Max Wall Thickness(mm) 80 200 200 200 200 200 200 -
Min Inside Diameter (mm) 10 10 6 6 6 10 10 30
Max Inside Diamete※(mm) 1200 600
Length(mm) 1000 1000/1200 1000-3000
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